| Acronym | Definition |
|---|
| IGCA➣Italian Greyhound Club of America |
| IGCA➣International Garden Centre Association |
| IGCA➣International Gallery of Contemporary Art (Anchorage, AK) |
| IGCA➣Innovative Gaming Corporation of America (video games) |
| IGCA➣International Gastric Cancer Association (Tokyo, Japan) |
| IGCA➣Inherently Governmental/Commercial Activities |